[SIZE SELECTION - XX-Large: (3"*3.16")(Width*Length) for 77-100lbs.Great for medium large dogs.Please measure the width of your dog\s paws carefully before purchasing and refer to the size chart. (Note: Our sizes are based on the inside diameter of the shoe. If in between sizes choose the larger size) "WATERPROOF & BREATHABLE FABRIC - This dog shoes is made of high-quality waterproof and breathable material. The surface is designed with air mesh and the toe part is made of waterproof material. Keep your dogs paws comfortable breathable and dry in all weather." "RUGGED ANTI-SLIP RUBBER SOLE - The dog booties has a durable rubber sole that provides strong traction and grip for dogs.The dog boots effectively protects your dogs paws on hot pavement in summer and rain/snow in winter.The shoes for dogs help dogs to stand up on wet floors easier and move freely." "SOFT EDGE & LIGHTWEIGHT DESIGN - This large dog shoes is designed with a soft edge to better fit the shape of the dogs paw. In daily use whether the dog is standing or walking the soft rubber sole can bring a larger bending angle. It can make the dogs paw more comfortable. The dog booties adopts a lightweight design and is more suitable for outdoor hiking camping mountaineering and various terrains." "SAFETY & ADJUSTABLE DESIGN - The dog boots has a wide opening design for easy to put on / take off.Dual velcro straps are easy to adjust loose tightnessprevent shoes from falling off.Dog Booties have extra reflective strips to ensure the safety of the dogs night walking." "MULTI FUNTION - The dog boots & paw protectors are suitable for indoor hardwood flooroutdoor hikingand daily walking. Dog paw protector also can prevent licking the dogs paw for dogs who are injured in the paw."]